code: def get_images_summary(self, namespace, repo):
      url = f"{self.docker_hub_base_endpoint}namespaces/{namespace}/repositories/{repo}/images-summary"
      return self.make_request(url)
  
file_path: mindsdb/mindsdb/integrations/handlers/dockerhub_handler/dockerhub.py
imports: import json
  import requests
label_desc: Use image node_id 4 for calling the DockerHubClient obj's underlying member method code with example usage: obj.get_images_summary(namespace, repo) and returns: self